Home / 1,237,212.60-1,855,818.90-607,356.60

Finding the Fourth Proportional to 1,237,212.60, 1,855,818.90 and 607,356.60

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Solution

The fourth proportional to 1,237,212.60, 1,855,818.90 and 607,356.60 is: 911,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,212.60 : 1,855,818.90 = 607,356.60 : x
  2. Step 2: Convert to fraction form
    1,237,212.60/1,855,818.90 = 607,356.60/x
  3. Step 3: Cross multiply
    1,237,212.60x = 1,855,818.90 × 607,356.60
  4. Step 4: Simplify right side
    1,237,212.60x = 1,127,143,857,319.74
  5. Step 5: Solve for x
    x = 1,127,143,857,319.74/1,237,212.60
  6. Step 6: Final answer
    x = 911,034.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.